What are the customs and habits in the north during the hot summer?

In summer, eat traditional foods such as grass, litchi, mutton, rice grains and cold salad. Southerners like to eat all kinds of cold vegetarian dishes before and after the summer solar terms. Most of them are simple and economical dishes, such as bean sprouts, tofu, beans, etc., which have a crisp taste and can arouse people's appetite. In summer, water is also an indispensable substance for human body.